Home / 4,857.90-6,702.75-2,763.18

Finding the Fourth Proportional to 4,857.90, 6,702.75 and 2,763.18

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Solution

The fourth proportional to 4,857.90, 6,702.75 and 2,763.18 is: 3,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.90 : 6,702.75 = 2,763.18 : x
  2. Step 2: Convert to fraction form
    4,857.90/6,702.75 = 2,763.18/x
  3. Step 3: Cross multiply
    4,857.90x = 6,702.75 × 2,763.18
  4. Step 4: Simplify right side
    4,857.90x = 18,520,904.75
  5. Step 5: Solve for x
    x = 18,520,904.75/4,857.90
  6. Step 6: Final answer
    x = 3,812.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.